/*
 * Copyright (c) 2002-2007, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
 * Copyright (c) 2002-2007, Professor Benoit Macq
 * Copyright (c) 2001-2003, David Janssens
 * Copyright (c) 2002-2003, Yannick Verschueren
 * Copyright (c) 2003-2007, Francois-Olivier Devaux and Antonin Descampe
 * Copyright (c) 2005, Herve Drolon, FreeImage Team
 * Copyright (c) 2006-2007, Parvatha Elangovan
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <math.h>

#ifdef _WIN32
#include "windirent.h"
#else
#include <dirent.h>
#endif /* _WIN32 */

#ifdef _WIN32
#include <windows.h>
#else
#include <strings.h>
#define _stricmp strcasecmp
#define _strnicmp strncasecmp
#endif /* _WIN32 */

#include "opj_config.h"
#include "openjpeg.h"
#include "getopt.h"
#include "convert.h"
#include "index.h"
#include "decode.h"

#include "format_defs.h"

#define CINEMA_24_CS 1302083	/*Codestream length for 24fps*/
#define CINEMA_48_CS 651041		/*Codestream length for 48fps*/
#define COMP_24_CS 1041666		/*Maximum size per color component for 2K & 4K @ 24fps*/
#define COMP_48_CS 520833		/*Maximum size per color component for 2K @ 48fps*/

typedef struct dircnt {
    /** Buffer for holding images read from Directory*/
    char *filename_buf;
    /** Pointer to the buffer*/
    char **filename;
} dircnt_t;

typedef struct img_folder {
    /** The directory path of the folder containing input images*/
    char *imgdirpath;
    /** Output format*/
    char *out_format;
    /** Enable option*/
    char set_imgdir;
    /** Enable Cod Format for output*/
    char set_out_format;
    /** User specified rate stored in case of cinema option*/
    float *rates;
} img_fol_t;

void encode_help_display() {
    fprintf(stdout, "HELP for image_to_j2k\n----\n\n");
    fprintf(stdout, "- the -h option displays this help information on screen\n\n");

    /* UniPG>> */
    fprintf(stdout, "List of parameters for the JPEG 2000 "
#ifdef USE_JPWL
            "+ JPWL "
#endif /* USE_JPWL */
            "encoder:\n");
    /* <<UniPG */
    fprintf(stdout, "\n");
    fprintf(stdout, "REMARKS:\n");
    fprintf(stdout, "---------\n");
    fprintf(stdout, "\n");
    fprintf(stdout, "The markers written to the main_header are : SOC SIZ COD QCD COM.\n");
    fprintf(stdout, "COD and QCD never appear in the tile_header.\n");
    fprintf(stdout, "\n");
    fprintf(stdout, "By default:\n");
    fprintf(stdout, "------------\n");
    fprintf(stdout, "\n");
    fprintf(stdout, " * Lossless\n");
    fprintf(stdout, " * 1 tile\n");
    fprintf(stdout, " * Size of precinct : 2^15 x 2^15 (means 1 precinct)\n");
    fprintf(stdout, " * Size of code-block : 64 x 64\n");
    fprintf(stdout, " * Number of resolutions: 6\n");
    fprintf(stdout, " * No SOP marker in the codestream\n");
    fprintf(stdout, " * No EPH marker in the codestream\n");
    fprintf(stdout, " * No sub-sampling in x or y direction\n");
    fprintf(stdout, " * No mode switch activated\n");
    fprintf(stdout, " * Progression order: LRCP\n");
    fprintf(stdout, " * No index file\n");
    fprintf(stdout, " * No ROI upshifted\n");
    fprintf(stdout, " * No offset of the origin of the image\n");
    fprintf(stdout, " * No offset of the origin of the tiles\n");
    fprintf(stdout, " * Reversible DWT 5-3\n");
    /* UniPG>> */
#ifdef USE_JPWL
    fprintf(stdout, " * No JPWL protection\n");
#endif /* USE_JPWL */
    /* <<UniPG */
    fprintf(stdout, "\n");
    fprintf(stdout, "Parameters:\n");
    fprintf(stdout, "------------\n");
    fprintf(stdout, "\n");
    fprintf(stdout, "Required Parameters (except with -h):\n");
    fprintf(stdout, "One of the two options -ImgDir or -i must be used\n");
    fprintf(stdout, "\n");
    fprintf(stdout, "-ImgDir      : Image file Directory path (example ../Images) \n");
    fprintf(stdout, "    When using this option -OutFor must be used\n");
    fprintf(stdout, "\n");
    fprintf(stdout, "-OutFor \n");
    fprintf(stdout, "    REQUIRED only if -ImgDir is used\n");
    fprintf(stdout, "	  Need to specify only format without filename <BMP>  \n");
    fprintf(stdout, "    Currently accepts PGM, PPM, PNM, PGX, PNG, BMP, TIF, RAW and TGA formats\n");
    fprintf(stdout, "\n");
    fprintf(stdout, "-i           : source file  (-i source.pnm also *.pgm, *.ppm, *.pgx, *png, *.bmp, *.tif, *.raw, *.tga) \n");
    fprintf(stdout, "    When using this option -o must be used\n");
    fprintf(stdout, "\n");
    fprintf(stdout, "-o           : destination file (-o dest.j2k or .jp2) \n");
    fprintf(stdout, "\n");
    fprintf(stdout, "Optional Parameters:\n");
    fprintf(stdout, "\n");
    fprintf(stdout, "-h           : display the help information \n ");
    fprintf(stdout, "\n");
    fprintf(stdout, "-cinema2K    : Digital Cinema 2K profile compliant codestream for 2K resolution.(-cinema2k 24 or 48) \n");
    fprintf(stdout, "	  Need to specify the frames per second for a 2K resolution. Only 24 or 48 fps is allowed\n");
    fprintf(stdout, "\n");
    fprintf(stdout, "-cinema4K    : Digital Cinema 4K profile compliant codestream for 4K resolution \n");
    fprintf(stdout, "	  Frames per second not required. Default value is 24fps\n");
    fprintf(stdout, "\n");
    fprintf(stdout, "-r           : different compression ratios for successive layers (-r 20,10,5)\n ");
    fprintf(stdout, "	         - The rate specified for each quality level is the desired \n");
    fprintf(stdout, "	           compression factor.\n");
    fprintf(stdout, "		   Example: -r 20,10,1 means quality 1: compress 20x, \n");
    fprintf(stdout, "		     quality 2: compress 10x and quality 3: compress lossless\n");
    fprintf(stdout, "\n");
    fprintf(stdout, "               (options -r and -q cannot be used together)\n ");
    fprintf(stdout, "\n");

    fprintf(stdout, "-q           : different psnr for successive layers (-q 30,40,50) \n ");

    fprintf(stdout, "               (options -r and -q cannot be used together)\n ");

    fprintf(stdout, "\n");
    fprintf(stdout, "-n           : number of resolutions (-n 3) \n");
    fprintf(stdout, "\n");
    fprintf(stdout, "-b           : size of code block (-b 32,32) \n");
    fprintf(stdout, "\n");
    fprintf(stdout, "-c           : size of precinct (-c 128,128) \n");
    fprintf(stdout, "\n");
    fprintf(stdout, "-t           : size of tile (-t 512,512) \n");
    fprintf(stdout, "\n");
    fprintf(stdout, "-p           : progression order (-p LRCP) [LRCP, RLCP, RPCL, PCRL, CPRL] \n");
    fprintf(stdout, "\n");
    fprintf(stdout, "-s           : subsampling factor (-s 2,2) [-s X,Y] \n");
    fprintf(stdout, "	     Remark: subsampling bigger than 2 can produce error\n");
    fprintf(stdout, "\n");
    fprintf(stdout, "-POC         : Progression order change (-POC T1=0,0,1,5,3,CPRL/T1=5,0,1,6,3,CPRL) \n");
    fprintf(stdout, "      Example: T1=0,0,1,5,3,CPRL \n");
    fprintf(stdout, "			 : Ttilenumber=Resolution num start,Component num start,Layer num end,Resolution num end,Component num end,Progression order\n");
    fprintf(stdout, "\n");
    fprintf(stdout, "-SOP         : write SOP marker before each packet \n");
    fprintf(stdout, "\n");
    fprintf(stdout, "-EPH         : write EPH marker after each header packet \n");
    fprintf(stdout, "\n");
    fprintf(stdout, "-M           : mode switch (-M 3) [1=BYPASS(LAZY) 2=RESET 4=RESTART(TERMALL)\n");
    fprintf(stdout, "                 8=VSC 16=ERTERM(SEGTERM) 32=SEGMARK(SEGSYM)] \n");
    fprintf(stdout, "                 Indicate multiple modes by adding their values. \n");
    fprintf(stdout, "                 ex: RESTART(4) + RESET(2) + SEGMARK(32) = -M 38\n");
    fprintf(stdout, "\n");
    fprintf(stdout, "-x           : create an index file *.Idx (-x index_name.Idx) \n");
    fprintf(stdout, "\n");
    fprintf(stdout, "-ROI         : c=%%d,U=%%d : quantization indices upshifted \n");
    fprintf(stdout, "               for component c=%%d [%%d = 0,1,2]\n");
    fprintf(stdout, "               with a value of U=%%d [0 <= %%d <= 37] (i.e. -ROI c=0,U=25) \n");
    fprintf(stdout, "\n");
    fprintf(stdout, "-d           : offset of the origin of the image (-d 150,300) \n");
    fprintf(stdout, "\n");
    fprintf(stdout, "-T           : offset of the origin of the tiles (-T 100,75) \n");
    fprintf(stdout, "\n");
    fprintf(stdout, "-I           : use the irreversible DWT 9-7 (-I) \n");
    fprintf(stdout, "\n");
    fprintf(stdout, "-F           : characteristics of the raw input image\n");
    fprintf(stdout, "               -F rawWidth,rawHeight,rawComp,rawBitDepth,s/u (Signed/Unsigned)\n");
    fprintf(stdout, "               Example: -i lena.raw -o lena.j2k -F 512,512,3,8,u\n");
    fprintf(stdout, "\n");
    /* UniPG>> */
#ifdef USE_JPWL
    fprintf(stdout, "-W           : adoption of JPWL (Part 11) capabilities (-W params)\n");
    fprintf(stdout, "               The parameters can be written and repeated in any order:\n");
    fprintf(stdout, "               [h<tilepart><=type>,s<tilepart><=method>,a=<addr>,...\n");
    fprintf(stdout, "                ...,z=<size>,g=<range>,p<tilepart:pack><=type>]\n");
    fprintf(stdout, "\n");
    fprintf(stdout, "                 h selects the header error protection (EPB): 'type' can be\n");
    fprintf(stdout, "                   [0=none 1,absent=predefined 16=CRC-16 32=CRC-32 37-128=RS]\n");
    fprintf(stdout, "                   if 'tilepart' is absent, it is for main and tile headers\n");
    fprintf(stdout, "                   if 'tilepart' is present, it applies from that tile\n");
    fprintf(stdout, "                     onwards, up to the next h<> spec, or to the last tilepart\n");
    fprintf(stdout, "                     in the codestream (max. %d specs)\n", JPWL_MAX_NO_TILESPECS);
    fprintf(stdout, "\n");
    fprintf(stdout, "                 p selects the packet error protection (EEP/UEP with EPBs)\n");
    fprintf(stdout, "                  to be applied to raw data: 'type' can be\n");
    fprintf(stdout, "                   [0=none 1,absent=predefined 16=CRC-16 32=CRC-32 37-128=RS]\n");
    fprintf(stdout, "                   if 'tilepart:pack' is absent, it is from tile 0, packet 0\n");
    fprintf(stdout, "                   if 'tilepart:pack' is present, it applies from that tile\n");
    fprintf(stdout, "                     and that packet onwards, up to the next packet spec\n");
    fprintf(stdout, "                     or to the last packet in the last tilepart in the stream\n");
    fprintf(stdout, "                     (max. %d specs)\n", JPWL_MAX_NO_PACKSPECS);
    fprintf(stdout, "\n");
    fprintf(stdout, "                 s enables sensitivity data insertion (ESD): 'method' can be\n");
    fprintf(stdout, "                   [-1=NO ESD 0=RELATIVE ERROR 1=MSE 2=MSE REDUCTION 3=PSNR\n");
    fprintf(stdout, "                    4=PSNR INCREMENT 5=MAXERR 6=TSE 7=RESERVED]\n");
    fprintf(stdout, "                   if 'tilepart' is absent, it is for main header only\n");
    fprintf(stdout, "                   if 'tilepart' is present, it applies from that tile\n");
    fprintf(stdout, "                     onwards, up to the next s<> spec, or to the last tilepart\n");
    fprintf(stdout, "                     in the codestream (max. %d specs)\n", JPWL_MAX_NO_TILESPECS);
    fprintf(stdout, "\n");
    fprintf(stdout, "                 g determines the addressing mode: <range> can be\n");
    fprintf(stdout, "                   [0=PACKET 1=BYTE RANGE 2=PACKET RANGE]\n");
    fprintf(stdout, "\n");
    fprintf(stdout, "                 a determines the size of data addressing: <addr> can be\n");
    fprintf(stdout, "                   2/4 bytes (small/large codestreams). If not set, auto-mode\n");
    fprintf(stdout, "\n");
    fprintf(stdout, "                 z determines the size of sensitivity values: <size> can be\n");
    fprintf(stdout, "                   1/2 bytes, for the transformed pseudo-floating point value\n");
    fprintf(stdout, "\n");
    fprintf(stdout, "                 ex.:\n");
    fprintf(stdout, "                   h,h0=64,h3=16,h5=32,p0=78,p0:24=56,p1,p3:0=0,p3:20=32,s=0,\n");
    fprintf(stdout, "                     s0=6,s3=-1,a=0,g=1,z=1\n");
    fprintf(stdout, "                 means\n");
    fprintf(stdout, "                   predefined EPB in MH, rs(64,32) from TPH 0 to TPH 2,\n");
    fprintf(stdout, "                   CRC-16 in TPH 3 and TPH 4, CRC-32 in remaining TPHs,\n");
    fprintf(stdout, "                   UEP rs(78,32) for packets 0 to 23 of tile 0,\n");
    fprintf(stdout, "                   UEP rs(56,32) for packs. 24 to the last of tilepart 0,\n");
    fprintf(stdout, "                   UEP rs default for packets of tilepart 1,\n");
    fprintf(stdout, "                   no UEP for packets 0 to 19 of tilepart 3,\n");
    fprintf(stdout, "                   UEP CRC-32 for packs. 20 of tilepart 3 to last tilepart,\n");
    fprintf(stdout, "                   relative sensitivity ESD for MH,\n");
    fprintf(stdout, "                   TSE ESD from TPH 0 to TPH 2, byte range with automatic\n");
    fprintf(stdout, "                   size of addresses and 1 byte for each sensitivity value\n");
    fprintf(stdout, "\n");
    fprintf(stdout, "                 ex.:\n");
    fprintf(stdout, "                       h,s,p\n");
    fprintf(stdout, "                 means\n");
    fprintf(stdout, "                   default protection to headers (MH and TPHs) as well as\n");
    fprintf(stdout, "                   data packets, one ESD in MH\n");
    fprintf(stdout, "\n");
    fprintf(stdout, "                 N.B.: use the following recommendations when specifying\n");
    fprintf(stdout, "                       the JPWL parameters list\n");
    fprintf(stdout, "                   - when you use UEP, always pair the 'p' option with 'h'\n");
    fprintf(stdout, "                 \n");
#endif /* USE_JPWL */
    /* <<UniPG */
    fprintf(stdout, "IMPORTANT:\n");
    fprintf(stdout, "-----------\n");
    fprintf(stdout, "\n");
    fprintf(stdout, "The index file has the structure below:\n");
    fprintf(stdout, "---------------------------------------\n");
    fprintf(stdout, "\n");
    fprintf(stdout, "Image_height Image_width\n");
    fprintf(stdout, "progression order\n");
    fprintf(stdout, "Tiles_size_X Tiles_size_Y\n");
    fprintf(stdout, "Tiles_nb_X Tiles_nb_Y\n");
    fprintf(stdout, "Components_nb\n");
    fprintf(stdout, "Layers_nb\n");
    fprintf(stdout, "decomposition_levels\n");
    fprintf(stdout, "[Precincts_size_X_res_Nr Precincts_size_Y_res_Nr]...\n");
    fprintf(stdout, "   [Precincts_size_X_res_0 Precincts_size_Y_res_0]\n");
    fprintf(stdout, "Main_header_start_position\n");
    fprintf(stdout, "Main_header_end_position\n");
    fprintf(stdout, "Codestream_size\n");
    fprintf(stdout, "\n");
    fprintf(stdout, "INFO ON TILES\n");
    fprintf(stdout, "tileno start_pos end_hd end_tile nbparts disto nbpix disto/nbpix\n");
    fprintf(stdout, "Tile_0 start_pos end_Theader end_pos NumParts TotalDisto NumPix MaxMSE\n");
    fprintf(stdout, "Tile_1   ''           ''        ''        ''       ''    ''      ''\n");
    fprintf(stdout, "...\n");
    fprintf(stdout, "Tile_Nt   ''           ''        ''        ''       ''    ''     ''\n");
    fprintf(stdout, "...\n");
    fprintf(stdout, "TILE 0 DETAILS\n");
    fprintf(stdout, "part_nb tileno num_packs start_pos end_tph_pos end_pos\n");
    fprintf(stdout, "...\n");
    fprintf(stdout, "Progression_string\n");
    fprintf(stdout, "pack_nb tileno layno resno compno precno start_pos end_ph_pos end_pos disto\n");
    fprintf(stdout, "Tpacket_0 Tile layer res. comp. prec. start_pos end_pos disto\n");
    fprintf(stdout, "...\n");
    fprintf(stdout, "Tpacket_Np ''   ''    ''   ''    ''       ''       ''     ''\n");

    fprintf(stdout, "MaxDisto\n");

    fprintf(stdout, "TotalDisto\n\n");
}

OPJ_PROG_ORDER give_progression(char progression[4]) {
    if (strncmp(progression, "LRCP", 4) == 0) {
        return LRCP;
    }
    if (strncmp(progression, "RLCP", 4) == 0) {
        return RLCP;
    }
    if (strncmp(progression, "RPCL", 4) == 0) {
        return RPCL;
    }
    if (strncmp(progression, "PCRL", 4) == 0) {
        return PCRL;
    }
    if (strncmp(progression, "CPRL", 4) == 0) {
        return CPRL;
    }

    return PROG_UNKNOWN;
}

int get_num_images(char *imgdirpath) {
    DIR *dir;
    struct dirent* content;
    int num_images = 0;

    /*Reading the input images from given input directory*/

    dir = opendir(imgdirpath);
    if (!dir) {
        fprintf(stderr, "Could not open Folder %s\n", imgdirpath);
        return 0;
    }

    num_images = 0;
    while ((content = readdir(dir)) != NULL) {
        if (strcmp(".", content->d_name) == 0 || strcmp("..", content->d_name) == 0)
            continue;
        num_images++;
    }
    return num_images;
}

int load_images(dircnt_t *dirptr, char *imgdirpath) {
    DIR *dir;
    struct dirent* content;
    int i = 0;

    /*Reading the input images from given input directory*/

    dir = opendir(imgdirpath);
    if (!dir) {
        fprintf(stderr, "Could not open Folder %s\n", imgdirpath);
        return 1;
    } else {
        fprintf(stderr, "Folder opened successfully\n");
    }

    while ((content = readdir(dir)) != NULL) {
        if (strcmp(".", content->d_name) == 0 || strcmp("..", content->d_name) == 0)
            continue;

        strcpy(dirptr->filename[i], content->d_name);
        i++;
    }
    return 0;
}

int get_file_format(char *filename) {
    unsigned int i;
    static const char *extension[] = {
        "pgx", "pnm", "pgm", "ppm", "bmp", "tif", "raw", "tga", "png", "j2k", "jp2", "j2c", "jpc"
    };
    static const int format[] = {
        PGX_DFMT, PXM_DFMT, PXM_DFMT, PXM_DFMT, BMP_DFMT, TIF_DFMT, RAW_DFMT, TGA_DFMT, PNG_DFMT, J2K_CFMT, JP2_CFMT, J2K_CFMT, J2K_CFMT
    };
    char * ext = strrchr(filename, '.');
    if (ext == NULL)
        return -1;
    ext++;
    for (i = 0; i < sizeof (format) / sizeof (*format); i++) {
        if (_strnicmp(ext, extension[i], 3) == 0) {
            return format[i];
        }
    }
    return -1;
}

char * get_file_name(char *name) {
    char *fname;
    fname = (char*) malloc(OPJ_PATH_LEN * sizeof (char));
    fname = strtok(name, ".");
    return fname;
}

char get_next_file(int imageno, dircnt_t *dirptr, img_fol_t *img_fol, opj_cparameters_t *parameters) {
    char image_filename[OPJ_PATH_LEN], infilename[OPJ_PATH_LEN], outfilename[OPJ_PATH_LEN], temp_ofname[OPJ_PATH_LEN];
    char *temp_p, temp1[OPJ_PATH_LEN] = "";

    strcpy(image_filename, dirptr->filename[imageno]);
    fprintf(stderr, "File Number %d \"%s\"\n", imageno, image_filename);
    parameters->decod_format = get_file_format(image_filename);
    if (parameters->decod_format == -1)
        return 1;
    sprintf(infilename, "%s/%s", img_fol->imgdirpath, image_filename);
    strncpy(parameters->infile, infilename, sizeof (infilename));

    //Set output file
    strcpy(temp_ofname, get_file_name(image_filename));
    while ((temp_p = strtok(NULL, ".")) != NULL) {
        strcat(temp_ofname, temp1);
        sprintf(temp1, ".%s", temp_p);
    }
    if (img_fol->set_out_format == 1) {
        sprintf(outfilename, "%s/%s.%s", img_fol->imgdirpath, temp_ofname, img_fol->out_format);
        strncpy(parameters->outfile, outfilename, sizeof (outfilename));
    }
    return 0;
}

static int initialise_4K_poc(opj_poc_t *POC, int numres) {
    POC[0].tile = 1;
    POC[0].resno0 = 0;
    POC[0].compno0 = 0;
    POC[0].layno1 = 1;
    POC[0].resno1 = numres - 1;
    POC[0].compno1 = 3;
    POC[0].prg1 = CPRL;
    POC[1].tile = 1;
    POC[1].resno0 = numres - 1;
    POC[1].compno0 = 0;
    POC[1].layno1 = 1;
    POC[1].resno1 = numres;
    POC[1].compno1 = 3;
    POC[1].prg1 = CPRL;
    return 2;
}

void cinema_parameters(opj_cparameters_t *parameters) {
    parameters->tile_size_on = false;
    parameters->cp_tdx = 1;
    parameters->cp_tdy = 1;

    /*Tile part*/
    parameters->tp_flag = 'C';
    parameters->tp_on = 1;

    /*Tile and Image shall be at (0,0)*/
    parameters->cp_tx0 = 0;
    parameters->cp_ty0 = 0;
    parameters->image_offset_x0 = 0;
    parameters->image_offset_y0 = 0;

    /*Codeblock size= 32*32*/
    parameters->cblockw_init = 32;
    parameters->cblockh_init = 32;
    parameters->csty |= 0x01;

    /*The progression order shall be CPRL*/
    parameters->prog_order = CPRL;

    /* No ROI */
    parameters->roi_compno = -1;

    parameters->subsampling_dx = 1;
    parameters->subsampling_dy = 1;

    /* 9-7 transform */
    parameters->irreversible = 1;

}

void cinema_setup_encoder(opj_cparameters_t *parameters, opj_image_t *image, img_fol_t *img_fol) {
    int i;
    float temp_rate;

    switch (parameters->cp_cinema) {
        case CINEMA2K_24:
        case CINEMA2K_48:
            if (parameters->numresolution > 6) {
                parameters->numresolution = 6;
            }
            if (!((image->comps[0].w == 2048) | (image->comps[0].h == 1080))) {
                fprintf(stdout, "Image coordinates %d x %d is not 2K compliant.\nJPEG Digital Cinema Profile-3 "
                        "(2K profile) compliance requires that at least one of coordinates match 2048 x 1080\n",
                        image->comps[0].w, image->comps[0].h);
                parameters->cp_rsiz = STD_RSIZ;
            }
            break;

        case CINEMA4K_24:
            if (parameters->numresolution < 1) {
                parameters->numresolution = 1;
            } else if (parameters->numresolution > 7) {
                parameters->numresolution = 7;
            }
            if (!((image->comps[0].w == 4096) | (image->comps[0].h == 2160))) {
                fprintf(stdout, "Image coordinates %d x %d is not 4K compliant.\nJPEG Digital Cinema Profile-4"
                        "(4K profile) compliance requires that at least one of coordinates match 4096 x 2160\n",
                        image->comps[0].w, image->comps[0].h);
                parameters->cp_rsiz = STD_RSIZ;
            }
            parameters->numpocs = initialise_4K_poc(parameters->POC, parameters->numresolution);
            break;
        default:
            break;
    }

    switch (parameters->cp_cinema) {
        case CINEMA2K_24:
        case CINEMA4K_24:
            for (i = 0; i < parameters->tcp_numlayers; i++) {
                temp_rate = 0;
                if (img_fol->rates[i] == 0) {
                    parameters->tcp_rates[0] = ((float) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec)) /
                            (CINEMA_24_CS * 8 * image->comps[0].dx * image->comps[0].dy);
                } else {
                    temp_rate = ((float) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec)) /
                            (img_fol->rates[i] * 8 * image->comps[0].dx * image->comps[0].dy);
                    if (temp_rate > CINEMA_24_CS) {
                        parameters->tcp_rates[i] = ((float) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec)) /
                                (CINEMA_24_CS * 8 * image->comps[0].dx * image->comps[0].dy);
                    } else {
                        parameters->tcp_rates[i] = img_fol->rates[i];
                    }
                }
            }
            parameters->max_comp_size = COMP_24_CS;
            break;

        case CINEMA2K_48:
            for (i = 0; i < parameters->tcp_numlayers; i++) {
                temp_rate = 0;
                if (img_fol->rates[i] == 0) {
                    parameters->tcp_rates[0] = ((float) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec)) /
                            (CINEMA_48_CS * 8 * image->comps[0].dx * image->comps[0].dy);
                } else {
                    temp_rate = ((float) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec)) /
                            (img_fol->rates[i] * 8 * image->comps[0].dx * image->comps[0].dy);
                    if (temp_rate > CINEMA_48_CS) {
                        parameters->tcp_rates[0] = ((float) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec)) /
                                (CINEMA_48_CS * 8 * image->comps[0].dx * image->comps[0].dy);
                    } else {
                        parameters->tcp_rates[i] = img_fol->rates[i];
                    }
                }
            }
            parameters->max_comp_size = COMP_48_CS;
            break;
        default:
            break;
    }
    parameters->cp_disto_alloc = 1;
}

/* ------------------------------------------------------------------------------------ */

int parse_cmdline_encoder(char *infile, char*outfile, int argc, char **argv, opj_cparameters_t *parameters,
        img_fol_t *img_fol, raw_cparameters_t *raw_cp, char *indexfilename) {
    int i, j, totlen;
    option_t long_option[] = {
        {"cinema2K", REQ_ARG, NULL, 'w'},
        {"cinema4K", NO_ARG, NULL, 'y'},
        {"ImgDir", REQ_ARG, NULL, 'z'},
        {"TP", REQ_ARG, NULL, 'v'},
        {"SOP", NO_ARG, NULL, 'S'},
        {"EPH", NO_ARG, NULL, 'E'},
        {"OutFor", REQ_ARG, NULL, 'O'},
        {"POC", REQ_ARG, NULL, 'P'},
        {"ROI", REQ_ARG, NULL, 'R'},
    };

    /* parse the command line */
    const char optlist[] = "i:o:r:q:n:b:c:t:p:s:SEM:x:R:d:T:If:P:C:F:"
#ifdef USE_JPWL
            "W:"
#endif /* USE_JPWL */
            "h";

    totlen = sizeof (long_option);
    img_fol->set_out_format = 0;
    raw_cp->rawWidth = 0;

    parameters->decod_format = get_file_format(infile);
    strncpy(parameters->infile, infile, sizeof (parameters->infile) - 1);
    parameters->cod_format = get_file_format(outfile);
    strncpy(parameters->outfile, outfile, sizeof (parameters->outfile) - 1);

    while (1) {
        int c = getopt_long(argc, argv, optlist, long_option, totlen);
        if (c == -1)
            break;
        switch (c) {


                /* ----------------------------------------------------- */


            case 'r': /* rates rates/distorsion */
            {
                char *s = optarg;
                parameters->tcp_numlayers = 0;
                while (sscanf(s, "%f", &parameters->tcp_rates[parameters->tcp_numlayers]) == 1) {
                    parameters->tcp_numlayers++;
                    while (*s && *s != ',') {
                        s++;
                    }
                    if (!*s)
                        break;
                    s++;
                }
                parameters->cp_disto_alloc = 1;
            }
                break;

                /* ----------------------------------------------------- */


            case 'F': /* Raw image format parameters */
            {
                char signo;
                char *s = optarg;
                if (sscanf(s, "%d,%d,%d,%d,%c", &raw_cp->rawWidth, &raw_cp->rawHeight, &raw_cp->rawComp, &raw_cp->rawBitDepth, &signo) == 5) {
                    if (signo == 's') {
                        raw_cp->rawSigned = true;
                        fprintf(stdout, "\nRaw file parameters: %d,%d,%d,%d Signed\n", raw_cp->rawWidth, raw_cp->rawHeight, raw_cp->rawComp, raw_cp->rawBitDepth);
                    } else if (signo == 'u') {
                        raw_cp->rawSigned = false;
                        fprintf(stdout, "\nRaw file parameters: %d,%d,%d,%d Unsigned\n", raw_cp->rawWidth, raw_cp->rawHeight, raw_cp->rawComp, raw_cp->rawBitDepth);
                    } else {
                        fprintf(stderr, "\nError: invalid raw image parameters: Unknown sign of raw file\n");
                        fprintf(stderr, "Please use the Format option -F:\n");
                        fprintf(stderr, "-F rawWidth,rawHeight,rawComp,rawBitDepth,s/u (Signed/Unsigned)\n");
                        fprintf(stderr, "Example: -i lena.raw -o lena.j2k -F 512,512,3,8,u\n");
                        fprintf(stderr, "Aborting\n");
                    }
                } else {
                    fprintf(stderr, "\nError: invalid raw image parameters\n");
                    fprintf(stderr, "Please use the Format option -F:\n");
                    fprintf(stderr, "-F rawWidth,rawHeight,rawComp,rawBitDepth,s/u (Signed/Unsigned)\n");
                    fprintf(stderr, "Example: -i lena.raw -o lena.j2k -F 512,512,3,8,u\n");
                    fprintf(stderr, "Aborting\n");
                    return 1;
                }
            }
                break;

                /* ----------------------------------------------------- */

            case 'q': /* add fixed_quality */
            {
                char *s = optarg;
                while (sscanf(s, "%f", &parameters->tcp_distoratio[parameters->tcp_numlayers]) == 1) {
                    parameters->tcp_numlayers++;
                    while (*s && *s != ',') {
                        s++;
                    }
                    if (!*s)
                        break;
                    s++;
                }
                parameters->cp_fixed_quality = 1;
            }
                break;

                /* dda */
                /* ----------------------------------------------------- */

            case 'f': /* mod fixed_quality (before : -q) */
            {
                int *row = NULL, *col = NULL;
                int numlayers = 0, numresolution = 0, matrix_width = 0;

                char *s = optarg;
                sscanf(s, "%d", &numlayers);
                s++;
                if (numlayers > 9)
                    s++;

                parameters->tcp_numlayers = numlayers;
                numresolution = parameters->numresolution;
                matrix_width = numresolution * 3;
                parameters->cp_matrice = (int *) malloc(numlayers * matrix_width * sizeof (int));
                s = s + 2;

                for (i = 0; i < numlayers; i++) {
                    row = &parameters->cp_matrice[i * matrix_width];
                    col = row;
                    parameters->tcp_rates[i] = 1;
                    sscanf(s, "%d,", &col[0]);
                    s += 2;
                    if (col[0] > 9)
                        s++;
                    col[1] = 0;
                    col[2] = 0;
                    for (j = 1; j < numresolution; j++) {
                        col += 3;
                        sscanf(s, "%d,%d,%d", &col[0], &col[1], &col[2]);
                        s += 6;
                        if (col[0] > 9)
                            s++;
                        if (col[1] > 9)
                            s++;
                        if (col[2] > 9)
                            s++;
                    }
                    if (i < numlayers - 1)
                        s++;
                }
                parameters->cp_fixed_alloc = 1;
            }
                break;

                /* ----------------------------------------------------- */

            case 't': /* tiles */
            {
                sscanf(optarg, "%d,%d", &parameters->cp_tdx, &parameters->cp_tdy);
                parameters->tile_size_on = true;
            }
                break;

                /* ----------------------------------------------------- */

            case 'n': /* resolution */
            {
                sscanf(optarg, "%d", &parameters->numresolution);
            }
                break;

                /* ----------------------------------------------------- */
            case 'c': /* precinct dimension */
            {
                char sep;
                int res_spec = 0;

                char *s = optarg;
                do {
                    sep = 0;
                    sscanf(s, "[%d,%d]%c", &parameters->prcw_init[res_spec],
                            &parameters->prch_init[res_spec], &sep);
                    parameters->csty |= 0x01;
                    res_spec++;
                    s = strpbrk(s, "]") + 2;
                } while (sep == ',');
                parameters->res_spec = res_spec;
            }
                break;

                /* ----------------------------------------------------- */

            case 'b': /* code-block dimension */
            {
                int cblockw_init = 0, cblockh_init = 0;
                sscanf(optarg, "%d,%d", &cblockw_init, &cblockh_init);
                if (cblockw_init * cblockh_init > 4096 || cblockw_init > 1024
                        || cblockw_init < 4 || cblockh_init > 1024 || cblockh_init < 4) {
                    fprintf(stderr,
                            "!! Size of code_block error (option -b) !!\n\nRestriction :\n"
                            "    * width*height<=4096\n    * 4<=width,height<= 1024\n\n");
                    return 1;
                }
                parameters->cblockw_init = cblockw_init;
                parameters->cblockh_init = cblockh_init;
            }
                break;

                /* ----------------------------------------------------- */

            case 'x': /* creation of index file */
            {
                char *index = optarg;
                strncpy(indexfilename, index, OPJ_PATH_LEN);
            }
                break;

                /* ----------------------------------------------------- */

            case 'p': /* progression order */
            {
                char progression[4];

                strncpy(progression, optarg, 4);
                parameters->prog_order = give_progression(progression);
                if (parameters->prog_order == -1) {
                    fprintf(stderr, "Unrecognized progression order "
                            "[LRCP, RLCP, RPCL, PCRL, CPRL] !!\n");
                    return 1;
                }
            }
                break;

                /* ----------------------------------------------------- */

            case 's': /* subsampling factor */
            {
                if (sscanf(optarg, "%d,%d", &parameters->subsampling_dx,
                        &parameters->subsampling_dy) != 2) {
                    fprintf(stderr, "'-s' sub-sampling argument error !  [-s dx,dy]\n");
                    return 1;
                }
            }
                break;

                /* ----------------------------------------------------- */

            case 'd': /* coordonnate of the reference grid */
            {
                if (sscanf(optarg, "%d,%d", &parameters->image_offset_x0,
                        &parameters->image_offset_y0) != 2) {
                    fprintf(stderr, "-d 'coordonnate of the reference grid' argument "
                            "error !! [-d x0,y0]\n");
                    return 1;
                }
            }
                break;

                /* ----------------------------------------------------- */

            case 'h': /* display an help description */
                encode_help_display();
                return 1;

                /* ----------------------------------------------------- */

            case 'P': /* POC */
            {
                int numpocs = 0; /* number of progression order change (POC) default 0 */
                opj_poc_t *POC = NULL; /* POC : used in case of Progression order change */

                char *s = optarg;
                POC = parameters->POC;

                while (sscanf(s, "T%d=%d,%d,%d,%d,%d,%4s", &POC[numpocs].tile,
                        &POC[numpocs].resno0, &POC[numpocs].compno0,
                        &POC[numpocs].layno1, &POC[numpocs].resno1,
                        &POC[numpocs].compno1, POC[numpocs].progorder) == 7) {
                    POC[numpocs].prg1 = give_progression(POC[numpocs].progorder);
                    numpocs++;
                    while (*s && *s != '/') {
                        s++;
                    }
                    if (!*s) {
                        break;
                    }
                    s++;
                }
                parameters->numpocs = numpocs;
            }
                break;

                /* ------------------------------------------------------ */

            case 'S': /* SOP marker */
            {
                parameters->csty |= 0x02;
            }
                break;

                /* ------------------------------------------------------ */

            case 'E': /* EPH marker */
            {
                parameters->csty |= 0x04;
            }
                break;

                /* ------------------------------------------------------ */

            case 'M': /* Mode switch pas tous au point !! */
            {
                int value = 0;
                if (sscanf(optarg, "%d", &value) == 1) {
                    for (i = 0; i <= 5; i++) {
                        int cache = value & (1 << i);
                        if (cache)
                            parameters->mode |= (1 << i);
                    }
                }
            }
                break;

                /* ------------------------------------------------------ */

            case 'R': /* ROI */
            {
                if (sscanf(optarg, "c=%d,U=%d", &parameters->roi_compno,
                        &parameters->roi_shift) != 2) {
                    fprintf(stderr, "ROI error !! [-ROI c='compno',U='shift']\n");
                    return 1;
                }
            }
                break;

                /* ------------------------------------------------------ */

            case 'T': /* Tile offset */
            {
                if (sscanf(optarg, "%d,%d", &parameters->cp_tx0, &parameters->cp_ty0) != 2) {
                    fprintf(stderr, "-T 'tile offset' argument error !! [-T X0,Y0]");
                    return 1;
                }
            }
                break;

                /* ------------------------------------------------------ */

            case 'C': /* add a comment */
            {
                parameters->cp_comment = (char*) malloc(strlen(optarg) + 1);
                if (parameters->cp_comment) {
                    strcpy(parameters->cp_comment, optarg);
                }
            }
                break;


                /* ------------------------------------------------------ */

            case 'I': /* reversible or not */
            {
                parameters->irreversible = 1;
            }
                break;

                /* ------------------------------------------------------ */

            case 'v': /* Tile part generation*/
            {
                parameters->tp_flag = optarg[0];
                parameters->tp_on = 1;
            }
                break;

                /* ------------------------------------------------------ */

            case 'z': /* Image Directory path */
            {
                img_fol->imgdirpath = (char*) malloc(strlen(optarg) + 1);
                strcpy(img_fol->imgdirpath, optarg);
                img_fol->set_imgdir = 1;
            }
                break;

                /* ------------------------------------------------------ */

            case 'w': /* Digital Cinema 2K profile compliance*/
            {
                int fps = 0;
                sscanf(optarg, "%d", &fps);
                if (fps == 24) {
                    parameters->cp_cinema = CINEMA2K_24;
                } else if (fps == 48) {
                    parameters->cp_cinema = CINEMA2K_48;
                } else {
                    fprintf(stderr, "Incorrect value!! must be 24 or 48\n");
                    return 1;
                }
                fprintf(stdout, "CINEMA 2K compliant codestream\n");
                parameters->cp_rsiz = CINEMA2K;

            }
                break;

                /* ------------------------------------------------------ */

            case 'y': /* Digital Cinema 4K profile compliance*/
            {
                parameters->cp_cinema = CINEMA4K_24;
                fprintf(stdout, "CINEMA 4K compliant codestream\n");
                parameters->cp_rsiz = CINEMA4K;
            }
                break;

                /* ------------------------------------------------------ */

                /* UniPG>> */
#ifdef USE_JPWL
                /* ------------------------------------------------------ */

            case 'W': /* JPWL capabilities switched on */
            {
                char *token = NULL;
                int hprot, pprot, sens, addr, size, range;

                /* we need to enable indexing */
                if (!indexfilename || !*indexfilename) {
                    strncpy(indexfilename, JPWL_PRIVATEINDEX_NAME, OPJ_PATH_LEN);
                }

                /* search for different protection methods */

                /* break the option in comma points and parse the result */
                token = strtok(optarg, ",");
                while (token != NULL) {

                    /* search header error protection method */
                    if (*token == 'h') {

                        static int tile = 0, tilespec = 0, lasttileno = 0;

                        hprot = 1; /* predefined method */

                        if (sscanf(token, "h=%d", &hprot) == 1) {
                            /* Main header, specified */
                            if (!((hprot == 0) || (hprot == 1) || (hprot == 16) || (hprot == 32) ||
                                    ((hprot >= 37) && (hprot <= 128)))) {
                                fprintf(stderr, "ERROR -> invalid main header protection method h = %d\n", hprot);
                                return 1;
                            }
                            parameters->jpwl_hprot_MH = hprot;

                        } else if (sscanf(token, "h%d=%d", &tile, &hprot) == 2) {
                            /* Tile part header, specified */
                            if (!((hprot == 0) || (hprot == 1) || (hprot == 16) || (hprot == 32) ||
                                    ((hprot >= 37) && (hprot <= 128)))) {
                                fprintf(stderr, "ERROR -> invalid tile part header protection method h = %d\n", hprot);
                                return 1;
                            }
                            if (tile < 0) {
                                fprintf(stderr, "ERROR -> invalid tile part number on protection method t = %d\n", tile);
                                return 1;
                            }
                            if (tilespec < JPWL_MAX_NO_TILESPECS) {
                                parameters->jpwl_hprot_TPH_tileno[tilespec] = lasttileno = tile;
                                parameters->jpwl_hprot_TPH[tilespec++] = hprot;
                            }

                        } else if (sscanf(token, "h%d", &tile) == 1) {
                            /* Tile part header, unspecified */
                            if (tile < 0) {
                                fprintf(stderr, "ERROR -> invalid tile part number on protection method t = %d\n", tile);
                                return 1;
                            }
                            if (tilespec < JPWL_MAX_NO_TILESPECS) {
                                parameters->jpwl_hprot_TPH_tileno[tilespec] = lasttileno = tile;
                                parameters->jpwl_hprot_TPH[tilespec++] = hprot;
                            }


                        } else if (!strcmp(token, "h")) {
                            /* Main header, unspecified */
                            parameters->jpwl_hprot_MH = hprot;

                        } else {
                            fprintf(stderr, "ERROR -> invalid protection method selection = %s\n", token);
                            return 1;
                        };

                    }

                    /* search packet error protection method */
                    if (*token == 'p') {

                        static int pack = 0, tile = 0, packspec = 0;

                        pprot = 1; /* predefined method */

                        if (sscanf(token, "p=%d", &pprot) == 1) {
                            /* Method for all tiles and all packets */
                            if (!((pprot == 0) || (pprot == 1) || (pprot == 16) || (pprot == 32) ||
                                    ((pprot >= 37) && (pprot <= 128)))) {
                                fprintf(stderr, "ERROR -> invalid default packet protection method p = %d\n", pprot);
                                return 1;
                            }
                            parameters->jpwl_pprot_tileno[0] = 0;
                            parameters->jpwl_pprot_packno[0] = 0;
                            parameters->jpwl_pprot[0] = pprot;

                        } else if (sscanf(token, "p%d=%d", &tile, &pprot) == 2) {
                            /* method specified from that tile on */
                            if (!((pprot == 0) || (pprot == 1) || (pprot == 16) || (pprot == 32) ||
                                    ((pprot >= 37) && (pprot <= 128)))) {
                                fprintf(stderr, "ERROR -> invalid packet protection method p = %d\n", pprot);
                                return 1;
                            }
                            if (tile < 0) {
                                fprintf(stderr, "ERROR -> invalid tile part number on protection method p = %d\n", tile);
                                return 1;
                            }
                            if (packspec < JPWL_MAX_NO_PACKSPECS) {
                                parameters->jpwl_pprot_tileno[packspec] = tile;
                                parameters->jpwl_pprot_packno[packspec] = 0;
                                parameters->jpwl_pprot[packspec++] = pprot;
                            }

                        } else if (sscanf(token, "p%d:%d=%d", &tile, &pack, &pprot) == 3) {
                            /* method fully specified from that tile and that packet on */
                            if (!((pprot == 0) || (pprot == 1) || (pprot == 16) || (pprot == 32) ||
                                    ((pprot >= 37) && (pprot <= 128)))) {
                                fprintf(stderr, "ERROR -> invalid packet protection method p = %d\n", pprot);
                                return 1;
                            }
                            if (tile < 0) {
                                fprintf(stderr, "ERROR -> invalid tile part number on protection method p = %d\n", tile);
                                return 1;
                            }
                            if (pack < 0) {
                                fprintf(stderr, "ERROR -> invalid packet number on protection method p = %d\n", pack);
                                return 1;
                            }
                            if (packspec < JPWL_MAX_NO_PACKSPECS) {
                                parameters->jpwl_pprot_tileno[packspec] = tile;
                                parameters->jpwl_pprot_packno[packspec] = pack;
                                parameters->jpwl_pprot[packspec++] = pprot;
                            }

                        } else if (sscanf(token, "p%d:%d", &tile, &pack) == 2) {
                            /* default method from that tile and that packet on */
                            if (!((pprot == 0) || (pprot == 1) || (pprot == 16) || (pprot == 32) ||
                                    ((pprot >= 37) && (pprot <= 128)))) {
                                fprintf(stderr, "ERROR -> invalid packet protection method p = %d\n", pprot);
                                return 1;
                            }
                            if (tile < 0) {
                                fprintf(stderr, "ERROR -> invalid tile part number on protection method p = %d\n", tile);
                                return 1;
                            }
                            if (pack < 0) {
                                fprintf(stderr, "ERROR -> invalid packet number on protection method p = %d\n", pack);
                                return 1;
                            }
                            if (packspec < JPWL_MAX_NO_PACKSPECS) {
                                parameters->jpwl_pprot_tileno[packspec] = tile;
                                parameters->jpwl_pprot_packno[packspec] = pack;
                                parameters->jpwl_pprot[packspec++] = pprot;
                            }

                        } else if (sscanf(token, "p%d", &tile) == 1) {
                            /* default from a tile on */
                            if (tile < 0) {
                                fprintf(stderr, "ERROR -> invalid tile part number on protection method p = %d\n", tile);
                                return 1;
                            }
                            if (packspec < JPWL_MAX_NO_PACKSPECS) {
                                parameters->jpwl_pprot_tileno[packspec] = tile;
                                parameters->jpwl_pprot_packno[packspec] = 0;
                                parameters->jpwl_pprot[packspec++] = pprot;
                            }


                        } else if (!strcmp(token, "p")) {
                            /* all default */
                            parameters->jpwl_pprot_tileno[0] = 0;
                            parameters->jpwl_pprot_packno[0] = 0;
                            parameters->jpwl_pprot[0] = pprot;

                        } else {
                            fprintf(stderr, "ERROR -> invalid protection method selection = %s\n", token);
                            return 1;
                        };

                    }

                    /* search sensitivity method */
                    if (*token == 's') {

                        static int tile = 0, tilespec = 0, lasttileno = 0;

                        sens = 0; /* predefined: relative error */

                        if (sscanf(token, "s=%d", &sens) == 1) {
                            /* Main header, specified */
                            if ((sens < -1) || (sens > 7)) {
                                fprintf(stderr, "ERROR -> invalid main header sensitivity method s = %d\n", sens);
                                return 1;
                            }
                            parameters->jpwl_sens_MH = sens;

                        } else if (sscanf(token, "s%d=%d", &tile, &sens) == 2) {
                            /* Tile part header, specified */
                            if ((sens < -1) || (sens > 7)) {
                                fprintf(stderr, "ERROR -> invalid tile part header sensitivity method s = %d\n", sens);
                                return 1;
                            }
                            if (tile < 0) {
                                fprintf(stderr, "ERROR -> invalid tile part number on sensitivity method t = %d\n", tile);
                                return 1;
                            }
                            if (tilespec < JPWL_MAX_NO_TILESPECS) {
                                parameters->jpwl_sens_TPH_tileno[tilespec] = lasttileno = tile;
                                parameters->jpwl_sens_TPH[tilespec++] = sens;
                            }

                        } else if (sscanf(token, "s%d", &tile) == 1) {
                            /* Tile part header, unspecified */
                            if (tile < 0) {
                                fprintf(stderr, "ERROR -> invalid tile part number on sensitivity method t = %d\n", tile);
                                return 1;
                            }
                            if (tilespec < JPWL_MAX_NO_TILESPECS) {
                                parameters->jpwl_sens_TPH_tileno[tilespec] = lasttileno = tile;
                                parameters->jpwl_sens_TPH[tilespec++] = hprot;
                            }

                        } else if (!strcmp(token, "s")) {
                            /* Main header, unspecified */
                            parameters->jpwl_sens_MH = sens;

                        } else {
                            fprintf(stderr, "ERROR -> invalid sensitivity method selection = %s\n", token);
                            return 1;
                        };

                        parameters->jpwl_sens_size = 2; /* 2 bytes for default size */
                    }

                    /* search addressing size */
                    if (*token == 'a') {


                        addr = 0; /* predefined: auto */

                        if (sscanf(token, "a=%d", &addr) == 1) {
                            /* Specified */
                            if ((addr != 0) && (addr != 2) && (addr != 4)) {
                                fprintf(stderr, "ERROR -> invalid addressing size a = %d\n", addr);
                                return 1;
                            }
                            parameters->jpwl_sens_addr = addr;

                        } else if (!strcmp(token, "a")) {
                            /* default */
                            parameters->jpwl_sens_addr = addr; /* auto for default size */

                        } else {
                            fprintf(stderr, "ERROR -> invalid addressing selection = %s\n", token);
                            return 1;
                        };

                    }

                    /* search sensitivity size */
                    if (*token == 'z') {


                        size = 1; /* predefined: 1 byte */

                        if (sscanf(token, "z=%d", &size) == 1) {
                            /* Specified */
                            if ((size != 0) && (size != 1) && (size != 2)) {
                                fprintf(stderr, "ERROR -> invalid sensitivity size z = %d\n", size);
                                return 1;
                            }
                            parameters->jpwl_sens_size = size;

                        } else if (!strcmp(token, "a")) {
                            /* default */
                            parameters->jpwl_sens_size = size; /* 1 for default size */

                        } else {
                            fprintf(stderr, "ERROR -> invalid size selection = %s\n", token);
                            return 1;
                        };

                    }

                    /* search range method */
                    if (*token == 'g') {


                        range = 0; /* predefined: 0 (packet) */

                        if (sscanf(token, "g=%d", &range) == 1) {
                            /* Specified */
                            if ((range < 0) || (range > 3)) {
                                fprintf(stderr, "ERROR -> invalid sensitivity range method g = %d\n", range);
                                return 1;
                            }
                            parameters->jpwl_sens_range = range;

                        } else if (!strcmp(token, "g")) {
                            /* default */
                            parameters->jpwl_sens_range = range;

                        } else {
                            fprintf(stderr, "ERROR -> invalid range selection = %s\n", token);
                            return 1;
                        };

                    }

                    /* next token or bust */
                    token = strtok(NULL, ",");
                };


                /* some info */
                fprintf(stdout, "Info: JPWL capabilities enabled\n");
                parameters->jpwl_epc_on = true;

            }
                break;
#endif /* USE_JPWL */
                /* <<UniPG */

                /* ------------------------------------------------------ */

            default:
                fprintf(stderr, "ERROR -> Command line not valid\n");
                return 1;
        }
    }

    /* check for possible errors */
    if (parameters->cp_cinema) {
        if (parameters->tcp_numlayers > 1) {
            parameters->cp_rsiz = STD_RSIZ;
            fprintf(stdout, "Warning: DC profiles do not allow more than one quality layer. The codestream created will not be compliant with the DC profile\n");
        }
    }
    if (img_fol->set_imgdir == 1) {
        if (!(parameters->infile[0] == 0)) {
            fprintf(stderr, "Error: options -ImgDir and -i cannot be used together !!\n");
            return 1;
        }
        if (img_fol->set_out_format == 0) {
            fprintf(stderr, "Error: When -ImgDir is used, -OutFor <FORMAT> must be used !!\n");
            fprintf(stderr, "Only one format allowed! Valid formats are j2k and jp2!!\n");
            return 1;
        }
        if (!((parameters->outfile[0] == 0))) {
            fprintf(stderr, "Error: options -ImgDir and -o cannot be used together !!\n");
            fprintf(stderr, "Specify OutputFormat using -OutFor<FORMAT> !!\n");
            return 1;
        }
    } else {
        if ((parameters->infile[0] == 0) || (parameters->outfile[0] == 0)) {
            fprintf(stderr, "Example: %s -i image.ppm  -o image.j2k\n", argv[0]);
            fprintf(stderr, "    Try: %s -h\n", argv[0]);
            return 1;
        }
    }

    if (parameters->decod_format == RAW_DFMT && raw_cp->rawWidth == 0) {
        fprintf(stderr, "\nError: invalid raw image parameters\n");
        fprintf(stderr, "Please use the Format option -F:\n");
        fprintf(stderr, "-F rawWidth,rawHeight,rawComp,rawBitDepth,s/u (Signed/Unsigned)\n");
        fprintf(stderr, "Example: -i lena.raw -o lena.j2k -F 512,512,3,8,u\n");
        fprintf(stderr, "Aborting\n");
        return 1;
    }

    if ((parameters->cp_disto_alloc || parameters->cp_fixed_alloc || parameters->cp_fixed_quality)
            && (!(parameters->cp_disto_alloc ^ parameters->cp_fixed_alloc ^ parameters->cp_fixed_quality))) {
        fprintf(stderr, "Error: options -r -q and -f cannot be used together !!\n");
        return 1;
    } /* mod fixed_quality */

    /* if no rate entered, lossless by default */
    if (parameters->tcp_numlayers == 0) {
        parameters->tcp_rates[0] = 0; /* MOD antonin : losslessbug */
        parameters->tcp_numlayers++;
        parameters->cp_disto_alloc = 1;
    }

    if ((parameters->cp_tx0 > parameters->image_offset_x0) || (parameters->cp_ty0 > parameters->image_offset_y0)) {
        fprintf(stderr,
                "Error: Tile offset dimension is unnappropriate --> TX0(%d)<=IMG_X0(%d) TYO(%d)<=IMG_Y0(%d) \n",
                parameters->cp_tx0, parameters->image_offset_x0, parameters->cp_ty0, parameters->image_offset_y0);
        return 1;
    }

    for (i = 0; i < parameters->numpocs; i++) {
        if (parameters->POC[i].prg == -1) {
            fprintf(stderr,
                    "Unrecognized progression order in option -P (POC n %d) [LRCP, RLCP, RPCL, PCRL, CPRL] !!\n",
                    i + 1);
        }
    }

    return 0;
}

/* -------------------------------------------------------------------------- */

/**
sample error callback expecting a FILE* client object
 */
void error_callback(const char *msg, void *client_data) {
    FILE *stream = (FILE*) client_data;
    fprintf(stream, "[ERROR] %s", msg);
}

/**
sample warning callback expecting a FILE* client object
 */
void warning_callback(const char *msg, void *client_data) {
    FILE *stream = (FILE*) client_data;
    fprintf(stream, "[WARNING] %s", msg);
}

/**
sample debug callback expecting a FILE* client object
 */
void info_callback(const char *msg, void *client_data) {
    FILE *stream = (FILE*) client_data;
    fprintf(stream, "[INFO] %s", msg);
}

/* -------------------------------------------------------------------------- */

int encode_main(char *infile, char*outfile) {
    bool bSuccess;
    opj_cparameters_t parameters; /* compression parameters */
    img_fol_t img_fol;
    opj_event_mgr_t event_mgr; /* event manager */
    opj_image_t *image = NULL;
    int i, num_images;
    int imageno;
    dircnt_t *dirptr;
    raw_cparameters_t raw_cp;
    opj_codestream_info_t cstr_info; /* Codestream information structure */
    char indexfilename[OPJ_PATH_LEN]; /* index file name */

    /*
    configure the event callbacks (not required)
    setting of each callback is optionnal
     */
    memset(&event_mgr, 0, sizeof (opj_event_mgr_t));
    event_mgr.error_handler = error_callback;
    event_mgr.warning_handler = warning_callback;
    event_mgr.info_handler = info_callback;

    /* set encoding parameters to default values */
    opj_set_default_encoder_parameters(&parameters);

    /* Initialize indexfilename and img_fol */
    *indexfilename = 0;
    memset(&img_fol, 0, sizeof (img_fol_t));

    /* parse input and get user encoding parameters */
    if (parse_cmdline_encoder(infile, outfile, 0, 0, &parameters, &img_fol, &raw_cp, indexfilename) == 1) {
        return 1;
    }

    if (parameters.cp_cinema) {
        img_fol.rates = (float*) malloc(parameters.tcp_numlayers * sizeof (float));
        for (i = 0; i < parameters.tcp_numlayers; i++) {
            img_fol.rates[i] = parameters.tcp_rates[i];
        }
        cinema_parameters(&parameters);
    }

    /* Create comment for codestream */
    if (parameters.cp_comment == NULL) {
        const char comment[] = "Created by OpenJPEG version ";
        const size_t clen = strlen(comment);
        const char *version = opj_version();
        /* UniPG>> */
#ifdef USE_JPWL
        parameters.cp_comment = (char*) malloc(clen + strlen(version) + 11);
        sprintf(parameters.cp_comment, "%s%s with JPWL", comment, version);
#else
        parameters.cp_comment = (char*) malloc(clen + strlen(version) + 1);
        sprintf(parameters.cp_comment, "%s%s", comment, version);
#endif
        /* <<UniPG */
    }

    /* Read directory if necessary */
    if (img_fol.set_imgdir == 1) {
        num_images = get_num_images(img_fol.imgdirpath);
        dirptr = (dircnt_t*) malloc(sizeof (dircnt_t));
        if (dirptr) {
            dirptr->filename_buf = (char*) malloc(num_images * OPJ_PATH_LEN * sizeof (char)); // Stores at max 10 image file names
            dirptr->filename = (char**) malloc(num_images * sizeof (char*));
            if (!dirptr->filename_buf) {
                return 0;
            }
            for (i = 0; i < num_images; i++) {
                dirptr->filename[i] = dirptr->filename_buf + i*OPJ_PATH_LEN;
            }
        }
        if (load_images(dirptr, img_fol.imgdirpath) == 1) {
            return 0;
        }
        if (num_images == 0) {
            fprintf(stdout, "Folder is empty\n");
            return 0;
        }
    } else {
        num_images = 1;
    }
    /*Encoding image one by one*/
    for (imageno = 0; imageno < num_images; imageno++) {
        image = NULL;
        fprintf(stderr, "\n");

        if (img_fol.set_imgdir == 1) {
            if (get_next_file(imageno, dirptr, &img_fol, &parameters)) {
                fprintf(stderr, "skipping file...\n");
                continue;
            }
        }
        switch (parameters.decod_format) {
            case PGX_DFMT:
                break;
            case PXM_DFMT:
                break;
            case BMP_DFMT:
                break;
            case TIF_DFMT:
                break;
            case RAW_DFMT:
                break;
            case TGA_DFMT:
                break;
            case PNG_DFMT:
                break;
            default:
                fprintf(stderr, "skipping file...\n");
                continue;
        }

        /* decode the source image */
        /* ----------------------- */

        switch (parameters.decod_format) {
            case PGX_DFMT:
                image = pgxtoimage(parameters.infile, &parameters);
                if (!image) {
                    fprintf(stderr, "Unable to load pgx file\n");
                    return 1;
                }
                break;

            case PXM_DFMT:
                image = pnmtoimage(parameters.infile, &parameters);
                if (!image) {
                    fprintf(stderr, "Unable to load pnm file\n");
                    return 1;
                }
                break;

            case BMP_DFMT:
                image = bmptoimage(parameters.infile, &parameters);
                if (!image) {
                    fprintf(stderr, "Unable to load bmp file\n");
                    return 1;
                }
                break;
#ifdef HAVE_LIBTIFF
            case TIF_DFMT:
                image = tiftoimage(parameters.infile, &parameters);
                if (!image) {
                    fprintf(stderr, "Unable to load tiff file\n");
                    return 1;
                }
                break;
#endif /* HAVE_LIBTIFF */
            case RAW_DFMT:
                image = rawtoimage(parameters.infile, &parameters, &raw_cp);
                if (!image) {
                    fprintf(stderr, "Unable to load raw file\n");
                    return 1;
                }
                break;

            case TGA_DFMT:
                image = tgatoimage(parameters.infile, &parameters);
                if (!image) {
                    fprintf(stderr, "Unable to load tga file\n");
                    return 1;
                }
                break;
#ifdef HAVE_LIBPNG
            case PNG_DFMT:
                image = pngtoimage(parameters.infile, &parameters);
                if (!image) {
                    fprintf(stderr, "Unable to load png file\n");
                    return 1;
                }
                break;
#endif /* HAVE_LIBPNG */
        }
        /* Can happen if input file is TIFF or PNG
         * and HAVE_LIBTIF or HAVE_LIBPNG is undefined
         */
        if (!image) {
            fprintf(stderr, "Unable to load file: got no image\n");
            return 1;
        }
        /* Decide if MCT should be used */
        parameters.tcp_mct = image->numcomps == 3 ? 1 : 0;

        if (parameters.cp_cinema) {
            cinema_setup_encoder(&parameters, image, &img_fol);
        }

        /* encode the destination image */
        /* ---------------------------- */

        if (parameters.cod_format == J2K_CFMT) { /* J2K format output */
            int codestream_length;
            opj_cio_t *cio = NULL;
            FILE *f = NULL;

            /* get a J2K compressor handle */
            opj_cinfo_t* cinfo = opj_create_compress(CODEC_J2K);

            /* catch events using our callbacks and give a local context */
            opj_set_event_mgr((opj_common_ptr) cinfo, &event_mgr, stderr);

            /* setup the encoder parameters using the current image and user parameters */
            opj_setup_encoder(cinfo, &parameters, image);

            /* open a byte stream for writing */
            /* allocate memory for all tiles */
            cio = opj_cio_open((opj_common_ptr) cinfo, NULL, 0);

            /* encode the image */
            if (*indexfilename) // If need to extract codestream information
                bSuccess = opj_encode_with_info(cinfo, cio, image, &cstr_info);
            else
                bSuccess = opj_encode(cinfo, cio, image, NULL);
            if (!bSuccess) {
                opj_cio_close(cio);
                fprintf(stderr, "failed to encode image\n");
                return 1;
            }
            codestream_length = cio_tell(cio);

            /* write the buffer to disk */
            f = fopen(parameters.outfile, "wb");
            if (!f) {
                fprintf(stderr, "failed to open %s for writing\n", parameters.outfile);
                return 1;
            }
            fwrite(cio->buffer, 1, codestream_length, f);
            fclose(f);

            fprintf(stderr, "Generated outfile %s\n", parameters.outfile);
            /* close and free the byte stream */
            opj_cio_close(cio);

            /* Write the index to disk */
            if (*indexfilename) {
                /*
                                                        bSuccess = write_index_file(&cstr_info, indexfilename);
                 */
                if (bSuccess) {
                    fprintf(stderr, "Failed to output index file into [%s]\n", indexfilename);
                }
            }

            /* free remaining compression structures */
            opj_destroy_compress(cinfo);
            if (*indexfilename)
                opj_destroy_cstr_info(&cstr_info);
        } else { /* JP2 format output */
            int codestream_length;
            opj_cio_t *cio = NULL;
            FILE *f = NULL;

            /* get a JP2 compressor handle */
            opj_cinfo_t* cinfo = opj_create_compress(CODEC_JP2);

            /* catch events using our callbacks and give a local context */
            opj_set_event_mgr((opj_common_ptr) cinfo, &event_mgr, stderr);

            /* setup the encoder parameters using the current image and using user parameters */
            opj_setup_encoder(cinfo, &parameters, image);

            /* open a byte stream for writing */
            /* allocate memory for all tiles */
            cio = opj_cio_open((opj_common_ptr) cinfo, NULL, 0);

            /* encode the image */
            if (*indexfilename) // If need to extract codestream information
                bSuccess = opj_encode_with_info(cinfo, cio, image, &cstr_info);
            else
                bSuccess = opj_encode(cinfo, cio, image, NULL);
            if (!bSuccess) {
                opj_cio_close(cio);
                fprintf(stderr, "failed to encode image\n");
                return 1;
            }
            codestream_length = cio_tell(cio);

            /* write the buffer to disk */
            f = fopen(parameters.outfile, "wb");
            if (!f) {
                fprintf(stderr, "failed to open %s for writing\n", parameters.outfile);
                return 1;
            }
            fwrite(cio->buffer, 1, codestream_length, f);
            fclose(f);
            fprintf(stderr, "Generated outfile %s\n", parameters.outfile);
            /* close and free the byte stream */
            opj_cio_close(cio);

            /* Write the index to disk */
            if (*indexfilename) {
                /*
                                                        bSuccess = write_index_file(&cstr_info, indexfilename);
                                                        if (bSuccess) {
                                                                fprintf(stderr, "Failed to output index file\n");
                                                        }
                 */
            }

            /* free remaining compression structures */
            opj_destroy_compress(cinfo);
            if (*indexfilename)
                opj_destroy_cstr_info(&cstr_info);
        }

        /* free image data */
        opj_image_destroy(image);
    }

    /* free user parameters structure */
    if (parameters.cp_comment) free(parameters.cp_comment);
    if (parameters.cp_matrice) free(parameters.cp_matrice);

    return 0;
}
